diff --git a/packages/picker/PickerColumn.js b/packages/picker/PickerColumn.js
index 63d580317..b04b1b510 100644
--- a/packages/picker/PickerColumn.js
+++ b/packages/picker/PickerColumn.js
@@ -201,7 +201,7 @@ export default sfc({
     momentum(distance, duration) {
       const speed = Math.abs(distance / duration);
 
-      distance = this.offset + speed / 0.0015 * (distance < 0 ? -1 : 1);
+      distance = this.offset + speed / 0.002 * (distance < 0 ? -1 : 1);
 
       const index = this.getIndexByOffset(distance);